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Other Assets (Tables)
 12 Months Ended
Dec. 31, 2021
Miscellaneous Assets [Abstract]  
Summary of Other Assets

 

 

 

December 31

 

 

 

2020

 

 

2021

 

 

 

NT$

 

 

NT$

 

 

 

(In Millions)

 

Spare parts

 

$

2,156

 

 

$

2,836

 

Refundable deposits

 

 

2,009

 

 

 

1,971

 

Other financial assets

 

 

1,000

 

 

 

1,000

 

Others

 

 

2,450

 

 

 

2,035

 

 

 

$

7,615

 

 

$

7,842

 

Current

 

 

 

 

 

 

 

 

Spare parts

 

$

2,156

 

 

$

2,836

 

Others

 

 

193

 

 

 

143

 

 

 

$

2,349

 

 

$

2,979

 

Noncurrent

 

 

 

 

 

 

 

 

Refundable deposits

 

$

2,009

 

 

$

1,971

 

Other financial assets

 

 

1,000

 

 

 

1,000

 

Others

 

 

2,257

 

 

 

1,892

 

 

 

$

5,266

 

 

$

4,863